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October 21, 2014

October 21, 2014

Posted by **Jeff** on Monday, January 11, 2010 at 9:38pm.

the numbers or to use no operation symbol at all to obtain a total of 100. For example,1 + 2 + 3 + -4 + 5 + 6 + 78 + 9 = 100

Can you obtain a total of 100 using fewer plus or minus signs than in the given example? Note

that digits, such as 7 and 8 in the example, may be combined.

- Math -
**Anonymous**, Thursday, April 7, 2011 at 4:21pmwhat is 4,100 minus 2,398

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